Bertsch, M., & Kamin, S. A positivity property of solutions of a degenerate parabolic equation with nonconstant coefficients.
Trích dẫn kiểu ChicagoBertsch, M., và S. Kamin. A Positivity Property of Solutions of a Degenerate Parabolic Equation With Nonconstant Coefficients.
Deismireacht MLABertsch, M., và S. Kamin. A Positivity Property of Solutions of a Degenerate Parabolic Equation With Nonconstant Coefficients.
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